pakmath.com

UK Pints to US Gallons (imp pt to gal) Converter

1 UK pint (imp pt) = 0.150119 US gallons (gal). To convert UK pints to US gallons, multiply by 0.150119: 25 imp pt × 0.150119 = 3.75297 gal.

1 imp pt = 0.1501187407 gal
Convert the other way: US Gallons to UK Pints

Quick facts

How to convert UK pints to US gallons

  1. Write down the number of UK pints you have.
  2. Multiply it by 0.150119 (the number of US gallons in one UK pint).
  3. Check the answer: it should be smaller than the number you started with.
gal = imp pt × 0.150119

Worked example: 25 imp pt × 0.150119 = 3.75297 gal.

To convert US gallons back to UK pints, multiply by 6.66139, or divide by 0.150119.

Source: NIST Handbook 44, Appendix C, and NIST SP 811 (US customary volume units).

UK Pints to US Gallons conversion table

UK Pints to US Gallons conversion table
UK Pints [imp pt]US Gallons [gal]
0.01 imp pt0.0015011874 gal
0.1 imp pt0.0150118741 gal
1 imp pt0.1501187407 gal
2 imp pt0.3002374814 gal
3 imp pt0.4503562221 gal
5 imp pt0.7505937034 gal
10 imp pt1.5011874069 gal
20 imp pt3.0023748138 gal
50 imp pt7.5059370344 gal
100 imp pt15.0118740688 gal
1000 imp pt150.1187406881 gal

imp pt to gal chart from 1 to 100

US Gallons to UK Pints conversion table

US Gallons to UK Pints conversion table
US Gallons [gal]UK Pints [imp pt]
0.01 gal0.0666139348 imp pt
0.1 gal0.6661393477 imp pt
1 gal6.661393477 imp pt
2 gal13.3227869541 imp pt
3 gal19.9841804311 imp pt
5 gal33.3069673852 imp pt
10 gal66.6139347703 imp pt
20 gal133.2278695406 imp pt
50 gal333.0696738516 imp pt
100 gal666.1393477032 imp pt
1000 gal6661.3934770319 imp pt

UK Pints vs US Gallons

UK PintUS Gallon
Symbolimp ptgal
Equals1 imp pt = 0.150119 gal1 gal = 6.66139 imp pt

What is a UK pint?

A UK imperial unit equal to 20 imperial fluid ounces (exactly 568.26125 ml). The legal measure for draught beer and cider in UK pubs and for doorstep milk.

What is a US gallon?

A US customary unit equal to 4 quarts. Used in the US for fuel, milk, and paint.

Where You Will Meet UK Pints and US Gallons

UK pints are used mainly in the UK (pub pints, fuel economy in mpg) and older Canadian recipes, while US gallons are used mainly in the United States. Because the two units come from different systems, Americans, Britons and Canadians often need it when buying from each other online, following each other's recipes or instructions, or filling in official forms.

How big is 1 imp pt compared with 1 gal?

1 imp pt is only 0.150119 of 1 gal: you need 6.66139 UK pints to make 1 gal, so the number gets smaller when you convert.

UK Pints to US Gallons without a calculator

Real-world imp pt to gal examples

Everyday UK pints and US gallons
ExampleUK PintsUS Gallons
A pint of beer in a UK pub1 imp pt0.150119 gal
Two pints of milk2 imp pt0.300237 gal
A half-pint0.5 imp pt0.0750594 gal
A car fuel tank99.9209 imp pt15 gal
A gallon of milk6.66139 imp pt1 gal
A hot-water heater333.07 imp pt50 gal

How exact is the imp pt to gal factor?

The factor is exact by definition, so any error comes only from rounding. Keep at least 4 significant figures for school work, and the full factor for anything legal or commercial.

Mistakes to avoid

Background on UK pints and US gallons

The imperial pint (20 fl oz) is about 20% larger than the US pint (16 fl oz).

The US gallon is the old English wine gallon of exactly 231 cubic inches.

What people convert next

People who convert uk pints to us gallons often need us pints to us gallons, uk pints to uk gallons, us gallons to liters and us gallons to uk gallons. The full volume converter lists every unit.

On pakmath.com, the scientific calculator is a useful next step, as is the percentage calculator; our sister site Adzita has a fuel cost calculator.

Frequently asked questions

How many US gallons are in a UK pint?

There are 0.150119 US gallons in 1 UK pint (1 imp pt = 0.1501187407 gal).

How many UK pints are in a US gallon?

There are 6.66139 UK pints in 1 US gallon (1 gal = 6.661393477 imp pt).

How do I convert UK pints to US gallons?

Use gal = imp pt × 0.150119. So 10 imp pt becomes 1.50119 gal; for the reverse, multiply by 6.66139.

What is 10 imp pt in US gallons?

10 imp pt = 1.50119 gal.

What is 100 imp pt in US gallons?

100 imp pt = 15.0119 gal.

How accurate is this UK pint to US gallon converter?

Yes. The factor comes from the official definitions of both units (NIST Handbook 44, Appendix C, and NIST SP 811 (US customary volume units)). Results are shown to up to 10 decimal places; round them to suit your purpose.

What is an easy way to convert UK pints to US gallons?

Closer estimate: multiply by 0.15 (within 0.079%).

How many US gallons is 2 imp pt (two pints of milk)?

2 imp pt = 0.300237 gal.

How many UK pints is a gallon of milk (1 gal)?

1 gal = 6.66139 imp pt.

Popular volume conversions

Convert UK pints to other units

Convert other units to US gallons

Open the full volume converter with every unit →

Related converters

Useful calculators

Reviewed by

Dr. Muhammad Amjad Khadim PhD Mathematics

Dr. Muhammad Amjad Khadim holds a PhD in Mathematics. He writes and reviews the guides on pakmath.com and checks every formula, conversion factor and worked example against published standards and official guidance before it goes live. Spotted an error? Tell us and it will be corrected.

Google Scholar profile (opens in a new tab)

First published 28 October 2026 · Last reviewed 5 November 2026